1031 questions

507

views

1

answer

3

votes

2024-09-27 02:31:25 +0200 John Palmieri

Graphs - vertex_connectivity - misleading behavior for parameter k [closed]

• graph_theory
• combinatorics
• connectivity
• vertex_connectivity
• confirmed_issue

How to make edges Curve with Plot

The acyclic orientations function behaves unexpectedly

• graph-theory
• orientations
• confirmed_issue

Graphs - Gomory Hu tree - Memory blow up and max recursion depth [closed]

• graphs
• gomory-hu
• RecursionError
• Memory

Find a perfect bisimplicial ordering in a faster algorithm

• graph
• graph-theory

How to specify dashed edges in SageMath?

• graphtheory

490

views

1

answer

1

vote

2024-10-25 21:29:46 +0200 FrédéricC

A limit trivial in polar coordinates cannot be computed in Cartesian coordinates. Why ?

• limit

What packages in sage can I use in python?

• igraph
• python
• python_package

automorphism of a graph

• automorphism
• graphs

Find all cycles in an undirected graph

• graphtheory
• graphs

Plots not showing up for Sage+Python

• 2Dplot
• jupyter-notebook
• ipynb
• vscode

How to plot this

Test if a graph has a claw-decomposition

• graphtheory

plotting graphs, vertices on some graphs are very small

562

views

1

answer

1

vote

2025-03-06 22:21:16 +0200 Max Alekseyev

How to find the graphs from the following collection whose determinant is maximum?

Inquiry About GSOC 2025: SageMath Project on Paths and Cycles Enumeration Methods

L-infinity norm in multivariable function

Consider the class of simple connected bicyclic graphs on $10$ vertices. Let $A$ be the adjacency matrix of any such graph.

How to plot points of a finite plane?

• graphics
• Lines
• plot
• finite
• plane

210

views

1

answer

1

vote

2025-04-15 19:25:29 +0200 John Palmieri

Having trouble latex the crystal graph using sage, KeyError: 'node_1'?

• graphlatex

Determine whether a vertex lies on a cycle of given length

• graphtheory

511

views

1

answer

1

vote

2025-05-07 19:54:46 +0200 Max Alekseyev

An error occurred while reading a graph in Plantri format.

• graphtheory

616

views

2

answers

no

votes

2025-05-14 07:44:43 +0200 FrédéricC

Output of RootedTrees()

• OrderedTree
• combinatorics
• digraph
• output
• graph-algorithm

knot theory alternatives to sage?

• knot
• theory
• skein
• plot

Generating simplicial trees (equivalently, totally balanced hypergraphs) on $n$ vertices

• combinnatoric
• graph-theory
• hypergraphs
• algorithm
• SimplicialComplex

Find a minimum (A, B)-vertex separator

• graphtheory

Restricted matchings in simplicial complexes or graphs

• combinatorics
• graphs

Check if a graph admits a separating 3-cycle.

• graph-theory

Action of symmetric group

• graphs
• symmetric_group
• group_action
• combinatorics

845

views

1

answer

2

votes

2025-06-26 01:56:03 +0200 Max Alekseyev

How to find the graphs from the following collection whose adjacency spectral radius is maximum?